loading/unloading: insmod, modprobe, rmmod

symbol resolving: modprobe, depmod
It was in modutils before and was ported to the kernel itself.

linking: link to version symbols

versioning: modversions and other ways of distributing modules

DKMS: I hate when they make it easy to binary only distributions.
It seems to be a build system called Dynamic Kernel Module Support Framework. It
makes it easier to upgrade modules and kernels.

modalias: hotplug
When creating a socket, for example, its family is load automatically, through
aliasing. It was once in modprobe.conf, but it is in the module themselves now.

kmod: old, obsolete way of hotplug.